Hardware Configuration
ROBO-8913VG2AR User’s Manual
2-7
J19 : General Purpose I/O Connector
PIN No.
Signal Description
PIN No.
Signal Description
1 GPIO0
2 GPIO4
3 GPIO1
4 GPIO5
5 GPIO2
6 GPIO6
7 GPIO3
8 GPIO7
9 Ground
10 +5V
Note:
All General Purpose I/O ports can only apply to standard TTL ± 5% signal level
(0V/5V), and each Fan.
J21/J22/J23 : External USB Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
5V Dual
2
5V Dual
3 USB-
4 USB-
5 USB+
6 USB+
7 Ground
8 Ground
Key( no pin )
10
N/C
Note:
5V Dual is always available. It's supplied by either 5V VCC power source in normal
operation mode or 5V standby power source in standby mode.
J31 : Audio MIC/Line-in/Line-out Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
MIC with Reference Voltage
2
Analog Ground
3
Line-in Left Channel
4
Analog Ground
5
Line-in Right Channel
6
Analog Ground
7
Line-out Left Channel
8
Analog Ground
9
Line-out Right Channel
10
N/C
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